- 04
- Jan
labeled fire doors,labeled door frame,labeled parts of a door knob
Steel fire door with high strength, good fire prevention effect. The many advantages of steel fire doors make them occupy a large market share in public buildings. The fireproof material filled inside the door is environmentally friendly and pollution-free. The surface treatment process of the door is powder spraying or PVC film covering, which is a mature environmental protection technology.
labeled fire doors,防火扉対通常のドア、耐火ドアキックプレート、labeled door frame,labeled parts of a door knob,
耐火性のドアの製造業者,labeled fire doors,耐火メイン ドア、耐火ドア材料、labeled door frame,防火扉厚、鉄扉×、非常口扉用、防火扉90分、labeled parts of a door knob,
木の耐火ドア,labeled fire doors,非常口ドアの使用、耐火ドア UL、耐火ドア住宅